Robinhood accidentally sold short on a meme stock and lost $57 million

Robinhood Markets Inc. accidentally sold short on a small stock as it went on a meme-like ride in December, costing the trading app more than the stock’s current market capitalization, executives disc...

Cosmos Health stock nearly triples after reverse stock split, then gives it all back in late trading

Cosmos Health Inc.’s stock price nearly tripled Friday as investors responded to the company’s reverse stock split, but those gains disappeared in after-hours trading. The Chicago-based company announ...

Bill Ackman Is Chilling After Netflix

Text size Bill Ackman of Pershing Square Capital Management Patrick T. Fallon/Bloomberg Shareholder activism has come roaring back in 2022 but it’s missing one of its most prominent voices. There were...